Math, asked by anuarg7373, 5 months ago

The mean of 8 number is 27 . If one number is added , then the mean is 26Find the added number.

Answers

Answered by shreekrishna35pdv8u8

0

Answer:

Step-by-step explanation:

mean =27

no. of observation =8

total = 27× 8= 216

new mean =26

no. of observaation = 8+1=9

total = 26×9= 234

added number = 234-216= 18

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